ADC EMU-830 Manuale Utente
1-2
F
RONT
P
ANEL
and
identify and describe the front-panel components of the EMU-830 Lists 4A and 6A.
Figure 1-1. EMU-830 Front Panel
Table 1-1. EMU-830 List 4A and 6A Front Panel Components
Name
Mode
Function
System Status LEDs:
Power
Green
Indicates power to the EMU-830.
Fail
Red
Indicates system failure.
a
EXT Comm
Green
Indicates when data is being transmitted from the EMU-830
console port to a management station.
console port to a management station.
Alarm LEDs:
Critical ALM
Red
Indicates a critical alarm condition.
Major ALM
Yellow
Indicates a major alarm condition.
Minor ALM
Yellow
Indicates a minor alarm condition.
Alarm Cut-off LED and Switch:
ACO LED
Green
Indicates the Alarm Cut-Off (ACO) was activated.
ACO switch
On/Off
Activates ACO from the front panel if an alarm is active.
POWER
FAIL
EXT COMM
CRITICAL
MAJOR
MINOR
ALM
ACO
RESET
V.24
EMU-830
Reset switch
V.24 (RS-232) console port
Alarm cut-off LED
and switch
and switch
Alarm LEDs
System status LEDs